passwd(1) on OpenBSD
The text 1bf9cbce3805, as OpenBSD 5.1, OpenBSD 5.0, OpenBSD 4.9, OpenBSD 4.8, OpenBSD 4.7, OpenBSD 4.6, OpenBSD 4.5, OpenBSD 4.4, OpenBSD 4.3, OpenBSD 4.2 shipped it.
modify a user's password
Flags it lists
-
-K -
-l -
-y